#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
/**********************************************************************
 *                          COMMENT                                   *
 **********************************************************************/

int main(void) {
	// seed -> r1 -> r2 -> r3 -> ...
	//srand(100);
	//printf("%d\n", rand());
	//printf("%d\n", rand());
	//printf("%d\n", rand());
	//printf("%d\n", rand());

	// printf("%lld\n", time(NULL));

	// seed -> r1 -> r2 -> r3 -> ...
	srand(time(NULL));
	printf("%d\n", rand());
	printf("%d\n", rand());
	printf("%d\n", rand());
	printf("%d\n", rand());
	return 0;
}